How do i fix digital cable box receiver, replaylite,ntl. went off last week, do i put codes in,and how is it done.

I have the box in galway aera and am looking for codes to release

GO TO MAIN MENU ARROW DOWN TO SYSTEM INFORMATION AND PRESS OK.
ON YOUR REMOTE ENTER 1004 (YOU WONT SEE ANYTHING)

YOU SHOULD GET A MENU WITH 3 HEADLINES

NAGRAVISION OK ON THIS LINE AND YOU WILL SEE ALL THE CODES.
THE CODES YOU NEED ARE

5401

00

B0 B8 4F 04 E6 5F 87 80

TO ENTER THE LEETERS YOU NEED TO PRESS THE COLOURS ON THE REMOTE.ITS EXPLAINED ON THE SCREEN.

REMEMBER TO STORE THE NEW CODES AND THEN EXIT ALL THE WAY OUT AND YOU SHOULD BE OK.

IF YOU ARE ONLY GETTING A FEW CHANELS DO THE SAME ENTRIES AGAIN UNTIL YOU GET THE 3 HEADLINES 1ST NAGRAVISION
ARROW DOWN TO KEY EMU AND THIS SHOULD SAY ON AT THE LEFT HAND SIDE.IF NOT ARROW ACROSS AND CHANGE THIS AND EXIT AND YOU SHOULD HAVE EVERYTHING.